Projekta Nr.ISO 18915:2000
Nosaukums<p><b>1.1 </b>This International Standard describes methods for evaluating the effectiveness of chemical conversion</p> <p>treatments intended to increase the resistance of wet-processed silver images to oxidation. The treatment may be</p> <p>applied as part of the original processing, or it may be a post-processing treatment.</p> <p>This International Standard does not recommend general or specific treatments for silver images. Likewise,</p> <p>treatment temperature, times and replenishment rates are outside the scope of this International Standard. Factors</p> <p>to be considered in a stabilizing treatment are discussed in informative annex B.</p> <p>Two test methods are described: the "dichromate bleach test" and the "hydrogen peroxide incubation test" (see [7]</p> <p>in the bibliography). The significance of each is discussed in informative annex C.</p> <p><b>1.2 </b>This International Standard is applicable to silver-gelatin images coated on supports of either plastic, paper</p> <p>or glass.</p>
Reģistrācijas numurs (WIID)31939
Darbības sfēra<p><b>1.1 </b>This International Standard describes methods for evaluating the effectiveness of chemical conversion</p> <p>treatments intended to increase the resistance of wet-processed silver images to oxidation. The treatment may be</p> <p>applied as part of the original processing, or it may be a post-processing treatment.</p> <p>This International Standard does not recommend general or specific treatments for silver images. Likewise,</p> <p>treatment temperature, times and replenishment rates are outside the scope of this International Standard. Factors</p> <p>to be considered in a stabilizing treatment are discussed in informative annex B.</p> <p>Two test methods are described: the "dichromate bleach test" and the "hydrogen peroxide incubation test" (see [7]</p> <p>in the bibliography). The significance of each is discussed in informative annex C.</p> <p><b>1.2 </b>This International Standard is applicable to silver-gelatin images coated on supports of either plastic, paper</p> <p>or glass.</p>
StatussStandarts spēkā
ICS grupa37.040.20